Dirt Devil DD9001 Manuel D'instructions page 4

Tips:
1. Dry vacuum cleaner.
2. This vacuum cleaner is not waterproof, so please do not breathe
water or damp dust.
3. This vacuum cleaner cannot absorb any burning or smoking dust.
4. Please use it according to the instructions.
5. Please do not use in the cement road, asphalt road and other rough
surface;
6. This type of vacuum cleaner is for household use. Please do not
use it in factories or commercial places.
7. Do not use it to absorb construction waste and heavy metal dust.
8. The first use, must be fully charged before use.
Warning:
1. Please do not use water, solvent or polishing agent to clean the
surface of electrical appliances, please use dry cloth cleaning.
2. Do not soak the vacuum cleaner in water or wash it in the
dishwasher.
3. Do not use it without central filtration system installed.
4. If you hear a shrill sound when using the machine, it must be due to
the reduction of suction force. At this time power off the appliance
and clean all ventilation ducts.
5. Remove large or sharp items to prevent damage to the dust bucket
and the center filter system before cleaning.
Danger:
1. In order to avoid fire or explosion cause by electric equipment (arc
or spark), keep it away from flammable, explosive and other objects
or liquids when operating the vacuum cleaner.
2. When the vacuum cleaner is not working, does not charge or
operation time of the battery is not sufficient to operate, the vacuum
cleaner must be replaced by a professional.